Pith Number

pith:VIYCJANO

pith:2015:VIYCJANOB3FMQN4VZ7D6UQFHPF

not attested not anchored not stored refs pending

In Search of Future Earths: Assessing the possibility of finding Earth analogues in the later stages of their habitable lifetimes

C. S. Cockell, J. A. Raven, J. S. Greaves, J. T. O'Malley-James

arxiv:1502.05349 v1 · 2015-02-18 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VIYCJANOB3FMQN4VZ7D6UQFHPF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:59:37.457498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa302481ae0ecac83795cfc7ea40a7794f68ee2163cb085f33e143b80f854b87

Aliases

arxiv: 1502.05349 · arxiv_version: 1502.05349v1 · doi: 10.48550/arxiv.1502.05349 · pith_short_12: VIYCJANOB3FM · pith_short_16: VIYCJANOB3FMQN4V · pith_short_8: VIYCJANO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VIYCJANOB3FMQN4VZ7D6UQFHPF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: aa302481ae0ecac83795cfc7ea40a7794f68ee2163cb085f33e143b80f854b87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2aaf06ef2116b6aae63f23afae3acf331d5e2cdd69afacd29541f9a07beeb3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-02-18T19:36:59Z",
    "title_canon_sha256": "67c48889ee7af09066374e113bf8b6e7b6131f374d9de72dd9846f63a299130e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05349",
    "kind": "arxiv",
    "version": 1
  }
}